If sexual orientation is biological, are the traits that make people seem gay innate, too? The new research on everything from voice pitch to hair whorl.
By David France
From this interesting article at New York Magazine
EXAMPLE A: Hair Whorl (Men)
Gay men are more likely than straight men to have a counterclockwise whorl.
Photographs by Mark Mahaney
EXAMPLE C: Digit Proportions (Female)
The index fingers of most straight men are shorter than their ring fingers, and for most women they are the same length or longer. Gay men and lesbians tend to have reversed ratios.